Send a comment on this item to LII: Send a comment on this item to LII staff, who on weekdays will usually reply within 24 hours. ChemTube3D: Organic Chemistry Animations "This site contains interactive 3D animations for some of the most important organic reactions covered during an undergraduate degree with supporting information on reactivity." Explore animations for C=O nucleophilic addition and substitution, conjugate addition, Diels-Alder reactions, elimination, and other reactions. From the University of Liverpool (UK) Department of Chemistry. http://osxs.ch.liv.ac.uk/~ng/external/ Asterisk * indicates required field. Your Name Your Email Address * We will not sell or provide your email address to anyone else. Comment * Enter the verification code as it is shown in the box below. This helps prevent automated submissions. *